Penetrating Keratoplasty (PK) India offers information on Penetrating Keratoplasty (PK) in India, Penetrating Keratoplasty (PK) cost India, Penetrating Keratoplasty (PK) hospital in India, Delhi, Mumbai, Chennai, Hyderabad & Bangalore, Penetrating Keratoplasty (PK) Surgeon in India.
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This is becoming performed less and less often with the advance of new techniques and technology.
This procedure involves removal of the whole cornea (all 5 layers) and replacement with a full thickness cornea from a donor. The cornea is stitched into place using stitches of 20 microns (40% the thickness of Human Hair!).
Stitches are typically removed at one year. It can also take about this time frame for vision to be restored to a satisfactory level. Often patients who have had a penetrating keratoplasty require glasses or contact lenses for visual correction.
Penetrating or full thickness graft performed in 1999 for Keratoconus
Advantages
Good optical clarity
Disadvantages
Risk of open eye surgery - haemorrhage, infection
Risk of graft rejection - rejection to endothelial (innermost layer), which can lead to loss of vision
